<?php
/* $Id$ */
/*
	pkg.php
	Copyright (C) 2013-2015 Electric Sheep Fencing, LP
	Copyright (C) 2004-2012 Scott Ullrich <sullrich@gmail.com>
	All rights reserved.

	Redistribution and use in source and binary forms, with or without
	modification, are permitted provided that the following conditions are met:

	1. Redistributions of source code must retain the above copyright notice,
	   this list of conditions and the following disclaimer.

	2. Redistributions in binary form must reproduce the above copyright
	   notice, this list of conditions and the following disclaimer in the
	   documentation and/or other materials provided with the distribution.

	THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
	INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
	AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
	AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
	OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
	SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
	INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
	CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
	ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
	POSSIBILITY OF SUCH DAMAGE.
*/
/*
	pfSense_MODULE:	pkgs
*/

##|+PRIV
##|*IDENT=page-package-settings
##|*NAME=Package: Settings page
##|*DESCR=Allow access to the 'Package: Settings' page.
##|*MATCH=pkg.php*
##|-PRIV

require_once("guiconfig.inc");
require_once("pkg-utils.inc");

function gentitle_pkg($pgname) {
	global $config;
	return $config['system']['hostname'] . "." . $config['system']['domain'] . " - " . $pgname;
}

function domTT_title($title_msg) {
	print "onmouseout=\"this.style.color = ''; domTT_mouseout(this, event);\" onmouseover=\"domTT_activate(this, event, 'content', '".gettext($title_msg)."', 'trail', true, 'delay', 0, 'fade', 'both', 'fadeMax', 93, 'styleClass', 'niceTitle');\"";
}

$xml = $_REQUEST['xml'];

if ($xml == "") {
	print_info_box_np(gettext("ERROR: No package defined."));
	exit;
} else {
	if (file_exists("/usr/local/pkg/" . $xml)) {
		$pkg = parse_xml_config_pkg("/usr/local/pkg/" . $xml, "packagegui");
	} else {
		echo "File not found " . htmlspecialchars($xml);
		exit;
	}
}

if ($pkg['donotsave'] <> "") {
	header("Location: pkg_edit.php?xml=" . $xml);
	exit;
}

if ($pkg['include_file'] != "") {
	require_once($pkg['include_file']);
}

if ($_REQUEST['startdisplayingat']) {
	$startdisplayingat = $_REQUEST['startdisplayingat'];
}

if ($_REQUEST['display_maximum_rows']) {
	if ($_REQUEST['display_maximum_rows']) {
		$display_maximum_rows = $_REQUEST['display_maximum_rows'];
	}
}

$evaledvar = $config['installedpackages'][xml_safe_fieldname($pkg['name'])]['config'];

if ($_GET['act'] == "update") {

	if (is_array($config['installedpackages'][$pkg['name']]) && $pkg['name'] != "" && $_REQUEST['ids'] !="") {
		#get current values
		$current_values=$config['installedpackages'][$pkg['name']]['config'];
		#get updated ids
		parse_str($_REQUEST['ids'], $update_list);
		#sort ids to know what to change
		#useful to do not lose data when using sorting and paging
		$sort_list=$update_list['ids'];
		sort($sort_list);
		#apply updates
		foreach ($update_list['ids'] as $key=> $value) {
			$config['installedpackages'][$pkg['name']]['config'][$sort_list[$key]]=$current_values[$update_list['ids'][$key]];
		}
		#save current config
		write_config();
		#sync package
		eval ("{$pkg['custom_php_resync_config_command']}");
	}
	#function called via jquery, no need to continue after save changes.
	exit;
}
if ($_GET['act'] == "del") {
	// loop through our fieldnames and automatically setup the fieldnames
	// in the environment.  ie: a fieldname of username with a value of
	// testuser would automatically eval $username = "testuser";
	foreach ($evaledvar as $ip) {
		if ($pkg['adddeleteeditpagefields']['columnitem']) {
			foreach ($pkg['adddeleteeditpagefields']['columnitem'] as $column) {
				${xml_safe_fieldname($column['fielddescr'])} = $ip[xml_safe_fieldname($column['fieldname'])];
			}
		}
	}

	$a_pkg = &$config['installedpackages'][xml_safe_fieldname($pkg['name'])]['config'];

	if ($a_pkg[$_GET['id']]) {
		unset($a_pkg[$_GET['id']]);
		write_config();
		if ($pkg['custom_delete_php_command'] <> "") {
			if ($pkg['custom_php_command_before_form'] <> "") {
				eval($pkg['custom_php_command_before_form']);
			}
			eval($pkg['custom_delete_php_command']);
		}
		header("Location:  pkg.php?xml=" . $xml);
		exit;
	}
}

ob_start();

$iflist = get_configured_interface_with_descr(false, true);
$evaledvar = $config['installedpackages'][xml_safe_fieldname($pkg['name'])]['config'];

if ($pkg['custom_php_global_functions'] <> "") {
	eval($pkg['custom_php_global_functions']);
}

if ($pkg['custom_php_command_before_form'] <> "") {
	eval($pkg['custom_php_command_before_form']);
}

$pgtitle = array($pkg['title']);
include("head.inc");

?>

<body link="#0000CC" vlink="#0000CC" alink="#0000CC">
<?php include("fbegin.inc"); ?>
<script type="text/javascript" src="javascript/domTT/domLib.js"></script>
<script type="text/javascript" src="javascript/domTT/domTT.js"></script>
<script type="text/javascript" src="javascript/domTT/behaviour.js"></script>
<script type="text/javascript" src="javascript/domTT/fadomatic.js"></script>
<script type="text/javascript">
//<![CDATA[
	function setFilter(filtertext) {
		jQuery('#pkg_filter').val(filtertext);
		document.pkgform.submit();
	}

	<?php
		if ($pkg['adddeleteeditpagefields']['movable']) {
	?>
			jQuery(document).ready(function() {
				jQuery('#mainarea table tbody').sortable({
					items: 'tr.sortable',
					cursor: 'move',
					distance: 10,
					opacity: 0.8,
					helper: function(e, ui) {
						ui.children().each(function() {
							jQuery(this).width(jQuery(this).width());
						});
					return ui;
					},
				});
			});
			function save_changes_to_xml(xml) {
				var ids=jQuery('#mainarea table tbody').sortable('serialize', {key:"ids[]"});
				var strloading="<img src='/themes/<?= $g['theme']; ?>/images/misc/loader.gif' alt='loader' /> " + "<?=gettext('Saving changes...');?>";
				if (confirm("<?=gettext("Do you really want to save changes?");?>")) {
					jQuery.ajax({
						type: 'get',
						cache: false,
						url: "<?=$_SERVER['SCRIPT_NAME'];?>",
						data: {xml:'<?=$xml?>', act:'update', ids: ids},
						beforeSend: function() {
							jQuery('#savemsg').empty().html(strloading);
						},
						error: function(data) {
							jQuery('#savemsg').empty().html('Error:' + data);
						},
						success: function(data) {
							jQuery('#savemsg').empty().html(data);
						}
					});
				}
			}
	<?php
		}
	?>
//]]>
</script>
<form action="pkg.php" name="pkgform" method="get">
<input type='hidden' name='xml' value='<?=$_REQUEST['xml']?>' />
<?php if ($_GET['savemsg'] <> "") $savemsg = htmlspecialchars($_GET['savemsg']); ?>
<div id="savemsg"></div>
<?php if ($savemsg) print_info_box($savemsg); ?>
<table width="100%" border="0" cellpadding="0" cellspacing="0" summary="package settings">
<?php
	if ($pkg['tabs'] <> "") {
		$tab_array = array();
		foreach ($pkg['tabs']['tab'] as $tab) {
			if ($tab['tab_level']) {
				$tab_level = $tab['tab_level'];
			} else {
				$tab_level = 1;
			}
			if (isset($tab['active'])) {
				$active = true;
			} else {
				$active = false;
			}
			if (isset($tab['no_drop_down'])) {
				$no_drop_down = true;
			}
			$urltmp = "";
			if ($tab['url'] <> "") {
				$urltmp = $tab['url'];
			}
			if ($tab['xml'] <> "") {
				$urltmp = "pkg_edit.php?xml=" . $tab['xml'];
			}

			$addresswithport = getenv("HTTP_HOST");
			$colonpos = strpos($addresswithport, ":");
			if ($colonpos !== False) {
				//my url is actually just the IP address of the pfsense box
				$myurl = substr($addresswithport, 0, $colonpos);
			} else {
				$myurl = $addresswithport;
			}
			// eval url so that above $myurl item can be processed if need be.
			$url = str_replace('$myurl', $myurl, $urltmp);

			$tab_array[$tab_level][] = array(
				$tab['text'],
				$active,
				$url
			);
		}

		ksort($tab_array);
		foreach ($tab_array as $tab) {
			echo '<tr><td>';
			display_top_tabs($tab, $no_drop_down);
			echo '</td></tr>';
		}
	}
?>
<tr><td><div id="mainarea"><table width="100%" border="0" cellpadding="0" cellspacing="0" summary="main area">
	<tr>
		<td class="tabcont">
			<table width="100%" border="0" cellpadding="6" cellspacing="0" summary="tabs">
<?php
	/* Handle filtering bar A-Z */
	$include_filtering_inputbox = false;
	$colspan = 0;
	if ($pkg['adddeleteeditpagefields']['columnitem'] <> "") {
		foreach ($pkg['adddeleteeditpagefields']['columnitem'] as $column) {
			$colspan++;
		}
	}
	if ($pkg['fields']['field']) {
		// First find the sorting type field if it exists
		foreach ($pkg['fields']['field'] as $field) {
			if ($field['type'] == "sorting") {
				if (isset($field['include_filtering_inputbox'])) {
					$include_filtering_inputbox = true;
				}
				if ($display_maximum_rows < 1) {
					if ($field['display_maximum_rows']) {
						$display_maximum_rows = $field['display_maximum_rows'];
					}
				}
				echo "<tr><td class='listhdrr' colspan='$colspan' align='center'>";
				echo "Filter by: ";
				$isfirst = true;
				for ($char = 65; $char < 91; $char++) {
					if (!$isfirst) {
						echo " | ";
					}
					echo "<a href=\"#\" onclick=\"setFilter('" . chr($char) . "');\">" . chr($char) . "</a>";
					$isfirst = false;
				}
				echo "</td></tr>";
				echo "<tr><td class='listhdrr' colspan='$colspan' align='center'>";
				if ($field['sortablefields']) {
					echo "Filter field: <select name='pkg_filter_type'>";
					foreach ($field['sortablefields']['item'] as $si) {
						if ($si['name'] == $_REQUEST['pkg_filter_type']) {
							$SELECTED = "selected=\"selected\"";
						} else {
							$SELECTED = "";
						}
						echo "<option value='{$si['name']}' {$SELECTED}>{$si['name']}</option>";
					}
					echo "</select>";
				}
				if ($include_filtering_inputbox) {
					echo "&nbsp;&nbsp;Filter text: <input id='pkg_filter' name='pkg_filter' value='" . $_REQUEST['pkg_filter'] . "' /> <input type='submit' value='Filter' />";
				}
				echo "</td></tr><tr><td><font size='-3'>&nbsp;</font></td></tr>";
			}
		}
	}
?>
				<tr>
<?php
	if ($display_maximum_rows) {
		$totalpages = ceil(round((count($evaledvar) / $display_maximum_rows), 9));
		$page = 1;
		$tmpcount = 0;
		$tmppp = 0;
		if (is_array($evaledvar)) {
			foreach ($evaledvar as $ipa) {
				if ($tmpcount == $display_maximum_rows) {
					$page++;
					$tmpcount = 0;
				}
				if ($tmppp == $startdisplayingat) {
					break;
				}
				$tmpcount++;
				$tmppp++;
			}
		}
		echo "<tr><td colspan='" . count($pkg['adddeleteeditpagefields']['columnitem']) . "'>";
		echo "<table width='100%' summary=''>";
		echo "<tr>";
		echo "<td align='left'>Displaying page $page of $totalpages</b></td>";
		echo "<td align='right'>Rows per page: <select onchange='document.pkgform.submit();' name='display_maximum_rows'>";
		for ($x = 0; $x < 250; $x++) {
			if ($x == $display_maximum_rows) {
				$SELECTED = "selected=\"selected\"";
			} else {
				$SELECTED = "";
			}
			echo "<option value='$x' $SELECTED>$x</option>\n";
			$x = $x + 4;
		}
		echo "</select></td></tr>";
		echo "</table>";
		echo "</td></tr>";
	}
	$cols = 0;
	if ($pkg['adddeleteeditpagefields']['columnitem'] <> "") {
		foreach ($pkg['adddeleteeditpagefields']['columnitem'] as $column) {
			echo "<td class=\"listhdrr\">" . $column['fielddescr'] . "</td>";
			$cols++;
		}
	}
?>
				</tr>
<?php
	$i = 0;
	$pagination_counter = 0;
	if ($evaledvar) {
		foreach ($evaledvar as $ip) {
			if ($startdisplayingat) {
				if ($i < $startdisplayingat) {
					$i++;
					continue;
				}
			}
			if ($_REQUEST['pkg_filter']) {
				// Handle filtered items
				if ($pkg['fields']['field'] && !$filter_regex) {
					// First find the sorting type field if it exists
					foreach ($pkg['fields']['field'] as $field) {
						if ($field['type'] == "sorting") {
							if ($field['sortablefields']['item']) {
								foreach ($field['sortablefields']['item'] as $sf) {
									if ($sf['name'] == $_REQUEST['pkg_filter_type']) {
										$filter_fieldname = $sf['fieldname'];
										#Use a default regex on sortable fields when none is declared
										if ($sf['regex']) {
											$filter_regex = str_replace("%FILTERTEXT%", $_REQUEST['pkg_filter'], trim($sf['regex']));
										} else {
											$filter_regex = "/{$_REQUEST['pkg_filter']}/i";
										}
									}
								}
							}
						}
					}
				}
				// Do we have something to filter on?
				unset($filter_matches);
				if ($pkg['adddeleteeditpagefields']['columnitem'] <> "") {
					foreach ($pkg['adddeleteeditpagefields']['columnitem'] as $column) {
						$fieldname = $ip[xml_safe_fieldname($column['fieldname'])];
						if ($column['fieldname'] == $filter_fieldname) {
							if ($filter_regex) {
								//echo "$filter_regex - $fieldname<p/>";
								preg_match($filter_regex, $fieldname, $filter_matches);
								break;
							}
						}
					}
				}
				if (!$filter_matches) {
					$i++;
					continue;
				}
			}
			if ($pkg['adddeleteeditpagefields']['movable']) {
				echo "<tr valign=\"top\" class=\"sortable\" id=\"id_{$i}\">\n";
			} else {
				echo "<tr valign=\"top\">\n";
			}
			if ($pkg['adddeleteeditpagefields']['columnitem'] <> "") {
				foreach ($pkg['adddeleteeditpagefields']['columnitem'] as $column) {
					if ($column['fieldname'] == "description") {
						$class = "listbg";
					} else {
						$class = "listlr";
					}
?>
					<td class="<?=$class;?>" ondblclick="document.location='pkg_edit.php?xml=<?=$xml?>&amp;act=edit&amp;id=<?=$i;?>';">
<?php
					$fieldname = $ip[xml_safe_fieldname($column['fieldname'])];
					#Check if columnitem has a type field declared
					if ($column['type'] == "checkbox") {
						if ($fieldname == "") {
							echo gettext("No");
						} else {
							echo gettext("Yes");
						}
					} else if ($column['type'] == "interface") {
						echo $column['prefix'] . $iflist[$fieldname] . $column['suffix'];
					} else {
						#Check if columnitem has an encoding field declared
						if ($column['encoding'] == "base64") {
							echo $column['prefix'] . base64_decode($fieldname) . $column['suffix'];
						#Check if there is a custom info to show when $fieldname is not empty
						} else if ($column['listmodeon'] && $fieldname != "") {
							echo $column['prefix'] . gettext($column['listmodeon']). $column['suffix'];
						#Check if there is a custom info to show when $fieldname is empty
						} else if ($column['listmodeoff'] && $fieldname == "") {
							echo $column['prefix'] .gettext($column['listmodeoff']). $column['suffix'];
						} else {
							echo $column['prefix'] . $fieldname ." ". $column['suffix'];
						}
					}
?>
					</td>
<?php
				} // foreach columnitem
			} // if columnitem
?>
					<td valign="middle" class="list nowrap">
						<table border="0" cellspacing="0" cellpadding="1" summary="icons">
							<tr>
<?php
			#Show custom description to edit button if defined
			$edit_msg=($pkg['adddeleteeditpagefields']['edittext']?$pkg['adddeleteeditpagefields']['edittext']:"Edit this item");
?>
								<td valign="middle"><a href="pkg_edit.php?xml=<?=$xml?>&amp;act=edit&amp;id=<?=$i;?>"><img src="./themes/<?= $g['theme']; ?>/images/icons/icon_e.gif" width="17" height="17" border="0" <?=domTT_title($edit_msg)?> alt="edit" /></a></td>
<?php
			#Show custom description to delete button if defined
			$delete_msg=($pkg['adddeleteeditpagefields']['deletetext']?$pkg['adddeleteeditpagefields']['deletetext']:"Delete this item");
?>
								<td valign="middle"><a href="pkg.php?xml=<?=$xml?>&amp;act=del&amp;id=<?=$i;?>" onclick="return confirm('<?=gettext("Do you really want to delete this item?");?>')"><img src="./themes/<?= $g['theme']; ?>/images/icons/icon_x.gif" width="17" height="17" border="0" <?=domTT_title($delete_msg)?> alt="delete" /></a></td>
							</tr>
						</table>
					</td>
<?php
			echo "</tr>\n"; // Pairs with an echo tr some way above 
			// Handle pagination and display_maximum_rows
			if ($display_maximum_rows) {
				if ($pagination_counter == ($display_maximum_rows-1) or
				    $i == (count($evaledvar)-1)) {
					$colcount = count($pkg['adddeleteeditpagefields']['columnitem']);
					$final_footer = "";
					$final_footer .= "<tr><td colspan='$colcount'>";
					$final_footer .= "<table width='100%' summary=''><tr>";
					$final_footer .= "<td align='left'>";
					$startingat = $startdisplayingat - $display_maximum_rows;
					if ($startingat > -1) {
						$final_footer .= "<a href='pkg.php?xml=" . $_REQUEST['xml'] . "&amp;startdisplayingat={$startingat}&amp;display_maximum_rows={$display_maximum_rows}'>";
					} else if ($startdisplayingat > 1) {
						$final_footer .= "<a href='pkg.php?xml=" . $_REQUEST['xml'] . "&amp;startdisplayingat=0&amp;display_maximum_rows={$display_maximum_rows}'>";
					}
					$final_footer .= "<font size='2'><< Previous page</font></a>";
					if ($tmppp + $display_maximum_rows > count($evaledvar)) {
						$endingrecord = count($evaledvar);
					} else {
						$endingrecord = $tmppp + $display_maximum_rows;
					}
					$final_footer .= "</td><td align='center'>";
					$tmppp++;
					$final_footer .= "<font size='2'>Displaying {$tmppp} - {$endingrecord} / " . count($evaledvar) . " records";
					$final_footer .= "</font></td><td align='right'>&nbsp;";
					if (($i+1) < count($evaledvar)) {
						$final_footer .= "<a href='pkg.php?xml=" . $_REQUEST['xml'] . "&amp;startdisplayingat=" . ($startdisplayingat + $display_maximum_rows) . "&amp;display_maximum_rows={$display_maximum_rows}'>";
					}
					$final_footer .= "<font size='2'>Next page >></font></a>";
					$final_footer .= "</td></tr></table></td></tr>";
					$i = count($evaledvar);
					break;
				}
			}
			$i++;
			$pagination_counter++;
		} // foreach evaledvar
	} // if evaledvar
?>
				<tr>
					<td colspan="<?=$cols?>"></td>
					<td>
						<table border="0" cellspacing="0" cellpadding="1" summary="icons">
							<tr>
<?php
	#Show custom description to add button if defined
	$add_msg=($pkg['adddeleteeditpagefields']['addtext']?$pkg['adddeleteeditpagefields']['addtext']:"Add a new item");
?>
								<td valign="middle"><a href="pkg_edit.php?xml=<?=$xml?>&amp;id=<?=$i?>"><img src="./themes/<?= $g['theme']; ?>/images/icons/icon_plus.gif" width="17" height="17" border="0" <?=domTT_title($add_msg)?> alt="add" /></a></td>
<?php
	#Show description button and info if defined
	if ($pkg['adddeleteeditpagefields']['description']) {
?>
								<td valign="middle"><img src="./themes/<?= $g['theme']; ?>/images/icons/icon_info_pkg.gif" width="17" height="17" border="0" <?=domTT_title($pkg['adddeleteeditpagefields']['description'])?> alt="info" /></td>
<?php
	}
?>
							</tr>
						</table>
					</td>
				</tr>
				<?=$final_footer?>
<?php
	#Show save button only when movable is defined
	if ($pkg['adddeleteeditpagefields']['movable']) {
?>
				<tr>
					<td><input class="formbtn" type="button" value="Save" name="Submit" onclick="save_changes_to_xml('<?=$xml?>')" /></td>
				</tr>
<?php
	}
?>
			</table>
		</td>
	</tr>
</table></div></td></tr>
</table>

</form>
<?php include("fend.inc"); ?>

<?php
	echo "<!-- filter_fieldname: {$filter_fieldname} -->";
	echo "<!-- filter_regex: {$filter_regex} -->";
?>

</body>
</html>